body {
    font-family: -apple-system,SF UI Text,Arial,PingFang SC,Hiragino Sans GB,Microsoft YaHei,WenQuanYi Micro Hei,sans-serif; 
    background-image: url(http://n2.image.pg0.cn/T1KsxFB_Kb1RCvBVdK/www.paoban.net/19.jpg);
}
.italic {
    font-style: italic;
}

h2 {
    font-weight: bold;
    letter-spacing: -2px;
    text-decoration: underline;
    text-shadow: rgba(253, 150, 150, 0.192) 0 1px 0;
}

p {
    line-height: 1.75;
    background-color: #eeeeee;
    color: rgba(0, 0, 0, 0.973);
}

.demo3 {
    text-shadow: 0 0 5px rgb(236, 10, 217);
}

#box {
    height: 400px;
    width: 400px;
    background-color: rgb(216, 223, 230);
    background-repeat: no-repeat;
    margin: 10px 20px 30px 40px;
    margin-top: 15px;
    border-top: 5px rebeccapurple solid;
    padding: 0.5rem;
}
#box p {
    background-color: transparent;
}
#innerbox {
    height: 100px;
    width: 100px;
    border: salmon 1px dotted;
    margin: 0 auto;
    border-radius: 100px;
}